Suppression subtractive hybridization.
D018076:DNA, Complementary / Q000032:analysis; D015870:Gene Expression; D015698:Genomic Library; D006801:Humans; D009693:Nucleic Acid Hybridization / Q000379:methods*; D016133:Polymerase Chain Reaction / Q000379:methods*; D012333:RNA, Messenger / Q000032:analysis; D013382:Subtraction Technique
D018076:DNA, Complementary; D012333:RNA, Messenger